require 'spec_helper'

describe InvitesController, type: :controller do
  let(:dossier) { create(:dossier) }
  let(:email) { 'plop@octo.com' }

  describe '#POST create' do
    let(:invite) { Invite.last }

    before do
      sign_in create(:gestionnaire)
    end

    subject { post :create, params: {dossier_id: dossier.id, email: email} }

    it { expect { subject }.to change(InviteGestionnaire, :count).by(1) }

    context 'when is a user who is loged' do
      before do
        sign_in create(:user)
      end

      it { expect { subject }.to change(InviteGestionnaire, :count).by(1) }
    end

    context 'when email is assign to an user' do
      let! (:user) { create(:user, email: email) }

      before do
        subject
      end

      describe 'Invite information' do
        let(:email) { 'PLIP@octo.com' }
        let(:invite) { Invite.last }

        it 'email is on lower case' do
          expect(invite.email).to eq 'plip@octo.com'
        end
      end

      it { expect(invite.user).to eq user }
      it { expect(flash[:notice]).to be_present }

    end

    context 'when email is not assign to an user' do
      before do
        subject
      end

      it { expect(invite.user).to be_nil }
      it { expect(flash[:notice]).to be_present }
    end

    describe 'not an email' do
      context 'when email is not valid' do
        let(:email) { 'plip.com' }

        before do
          subject
        end

        it { expect { subject }.not_to change(Invite, :count) }
        it { expect(flash[:alert]).to be_present }
      end

      context 'when email is already used' do
        let!(:invite) { create(:invite, dossier: dossier) }

        before do
          subject
        end

        it { expect { subject }.not_to change(Invite, :count) }
        it { expect(flash[:alert]).to be_present }
      end
    end

    describe 'send invitation email' do
      context 'when user does not exist' do
        it 'send email' do
          expect(InviteMailer).to receive(:invite_guest).and_return(InviteMailer)
          expect(InviteMailer).to receive(:deliver_now!)

          subject
        end
      end

      context 'when user exist' do
        before do
          create :user, email: email
        end

        it 'send email' do
          expect(InviteMailer).to receive(:invite_user).and_return(InviteMailer)
          expect(InviteMailer).to receive(:deliver_now!)

          subject
        end
      end
    end
  end
end